When 6.4 g of `NaHCO_(3)` is added to a solution of `CH_(3)COOH` weighing 20. It is observed that 4.4 g of `CO_(2)` is released into atmosphere and a residue is left behind Calculate the mass of residue by applying law of conservation of mass.
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Volatile elements which can be released directly from plants to atmosphere are
B) mercury, selenium
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Explain the term atmosphere. List the layers of the atmosphere.
The invisible and odorless gas which we breathe, which sustains life and produces an infinite variety of phenomena is what we call air. The envelope of air surrounding the earth...
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If 12.6 g of `NaHCO_(3)` are added to 30.0 g of `CH_(3)COOH` solution, the residue is found is found to weight 36.0 g. What is the mass `CO_(2)` relea
Correct Answer - 6.6 g
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When `C_(2)H_(5)OH "and" CH_(3)COOH` are mixed in equivaient proportion, equilibrium is reached when `2//3` of acid and alchol are use. How much ester
Correct Answer - 20
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The IUPAC name for the formula `CH_(3) - overset(CH_(3))overset(|)(C)= CH - COOH` is
Correct Answer - C `{:(" "CH_(3)),(" |"),(overset(4)(C)H_(3)overset(3)(-C)=overset(2)(C)H-overset(1)(C)OOH):}` 3-Methylbut-2-enoic acid
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`CH_(3)-underset((a))underset(Br)underset(|)overset(CH_(3))overset(|)C-CH_(3)," "CH_(3)-underset((b))underset(Br)underset(|)CH-CH_(3)," "CH_(3)-unders
Correct Answer - b (b)
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1g of a mixture of equal number of moles of `Li_(2)CO_(3) "and" M_(2)CO_(3).` Required 44.44 ml of 0.5 M HCl for completion of the reactions, `Li_(2)C
Correct Answer - 23
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`P+Qoverset(Aq.K_(2)CO_(3))underset(Delta)toRoverset(HCN)toSoverset(H_(3)O^(+))underset(Delta)toPh=CH-underset(OH)underset(|)CH-COOH` The compound S i
Correct Answer - (B) Aldol condensation between ` PhCHO` and `CH_(3)CHO` followed by reaction with HCN.
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One weak acid (like `CH_(3)COOH`) and its strong base together with salt (like `CH_(3)COONa`) is a buffer solution. In which pair this type of charact
Correct Answer - D `NH_(4)OH` is a weak acid and `NH_(4)Cl` is a strong base salt.
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Isomerism shown by `CH_(3)-(CH_(2))_(3)-O-CH_(3)` `CH_(3)-CH_(2)-O-CH_(2)-CH_(2)-CH_(3)` `CH_(3)-underset(CH_(3))underset(|)(CH)-O-CH_(2)-CH_(3)` is
Correct Answer - C Metamerism is shown by the different arrangement of alkyl group about functional group.
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